<template>
    <div class="chooseIcons">
        <el-popover placement="bottom" width="450" trigger="click">
        <span
            slot="reference"
            style="
            display: inline-block;
            width: 200px;
            height: 33px;
            line-height: 33px;
            "
        >
        <i :class="userChooseIcon"></i>
        {{ userChooseIcon }}
        </span>
        <div class="iconList">
            <i
            v-for="item in iconList"
            :key="item"
            :class="item"
            @click="setIcon(item)"
            style="font-size: 20px"
            ></i>
        </div>
        </el-popover>
    </div>
</template>
<script>
//导入自定义的icon图标库
import { elementIcons } from "@/utils/icons";

export default {
    name:"MyIcon",
    data() {
        return {
            iconList: [],//图标列表
            userChooseIcon: "",//用户选中的图标
        }
    },
    created(){
        //调用获取图标列表
        this.getIconList();
    },
    computed:{
    },
    methods:{
        /**
        * 获取图标列表
        */
        getIconList(){
            this.iconList = elementIcons;
        },
        //给icon绑定的点击事件
        setIcon(icon) {
            this.userChooseIcon = icon; //将i的样式设为选中的样式el-icon-xxx
            //将选中的图标传递给父组件
            this.$emit("selecticon",icon)//参数1：自定义接收名称    参数2：要传递的数据
        },
    },
}
</script>
<style lang="scss" scoped>
.iconList {
    width: 400px;
    height: 300px;
    overflow-y: scroll;
    overflow-x: hidden;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    i {
        display: inline-block;
        width: 60px;
        height: 45px;
        color: #000000;
        font-size: 20px;
        border: 1px solid #e6e6e6;
        border-radius: 4px;
        cursor: pointer;
        text-align: center;
        line-height: 45px;
        margin: 5px;
        &:hover {
            color: orange;
            border-color:orange;
        }
    }
}
.chooseIcons{
    width: 175px;
    background-color: #FFFFFF;
    background-image: none;
    border-radius: 4px;
    border: 1px solid #DCDFE6;
    box-sizing: border-box;
    color: #606266;
    display: inline-block;
    font-size: inherit;
    height: 33px;
    line-height: 25px;
    outline: none;
    padding: 0 15px;
    transition: border-color 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);
}
</style>
